Stupefying gas distributor



vAug. 22, 1933. R. L. CLARK STUPEFYING GAS DISTRIBUTOR Original Filed July 30 INVENTOR A BY W14 2,0 ATTORNEY l effectively closed by the inmates. outer end of the sleeve.

Patented Aug. 22, 1933 i a I i vireo STATES PATENT OFFICE"- a Q a a v 1,924,025 v I I s'rUrEFYI G GAS DISTRIBUTOR Raymond L. Clark, RochesterJNl Ya assignonby 'mesne assignments, to Arinoritel Equipment In-' corporated, Rochester, N. Y., a Corporation of New-York i Application July 17, 1930, Serial No. 468,572 Renewed February 25, 1933 3 Claims. (01. 299--144) The present invention relates to a stupeiying wall of the sleeve 6 is provided with a large numgas distributor for prisons, banks and the like her of small openings 10. and an object thereof is to so mount a distributor The sleeve 7 is closed at 11 at its outer end and for a stupefying gas that it cannot be tampered has a Surrou d ng bev d flange 12 Which, When With by he immates but may be readily made the sleeve? is in closed positiomfits the tapered eifective at will by an authorized person. Another opening 8'so that the closed ends of both sleeves object of the invention is to provide a distributor will lie flush with each other. Thi EV is p which, when inoperative, will present a smooth vided with a plurality of perforations l3 and also I surface free from gas exit, so that it cannot be With a surrounding flange 16 spaced fromthe To these and other ends, the invention consists For operating both sleeves to move them of certain parts and combinations of parts all either to the closed position shown in-Fig. 1 or of which will be hereinafter described: the novel the open. position shown in Fig.2, an operating features being pointed out in the appended device may be provided comprising a screw 15 claims. 1 1 threaded stem 14 which operates in a screw In the drawing: 7 threaded opening in the bottom wall of the cas- Fig. 1- is a view of the gas distributor partially. ins 2- and has its inner end connected to th in secticnin closed position; I closed end ll of the sleeve 7. The other end Fig. 2 is an axial section through the distribu- 0f the Screw has a a Piece 15 y Which the 3 tor in open position; and g screw is turned to shift the sleeve '7 axially. The

Fig. 3 is a plan view of the distributor. Sleeve 7 has a ro in e al flange 16 With the numerous attempts to escape from Which is'spaced from thfi flange 12 d isdesighed penal institutions now prevalent throughout the to engage theinnr face o the C End Of h country, the use oi asphyxiating or stupefying sleeve 6 to shift the latter axially in the casing 2 25 gas is coming into general use for quieting the aft51 the has been Shifted relatively o 0 inmates, but diihculties have been experienced in the-Sleeve 1 When the Sleeve moved i t finding an efiective manner of distributing the other direction, fi flange 12 raw t Sleeve 6 gas without, also stupefying those in charge of b io i home hested'positiohthe inmates. is invention makes it possible Fmm the foregoing it Will be Seen that the I G to distribute stupefying gas into a room or pri tributor is adapted-t0 lie flush with a wall so as til section from the outside thereof, while at the to prevent tampering therewith when not n same time making itiinpo'ssible for the occupants The discharge ph are t e y osed S0 of the room to tamper with the distributor when that h Cannot be p d fi 5 'When the t in use a a distributor is opened it gives anefiective discharge In'the illustrated embodiment 1 indicates a 011t1ete A wall which confines the inmates of the institu' f W Claim as y vention and desire to ,tion.. This wall has an opening in which isefiecmm by Letters Patent-1S1 'tively secured'the outer casing 2 havinga sursllhdllihg means for pe inStitutiOIlS,

rounding flange 2 sunk in the inner face of the prising s g having an 0133?! h a p wall. This casing has its rear wall provided with he, t O a Wall with the-open side aDI an inlet opening 3 at one side of its center with matelyfiush With a face thereoilmeans o upwhich connects'a gas feed or supply pipe 4 pro pl in h Casing With a lli g agent; a 0105- vided with a valve 5 of any suitable construcs m m f t ta s and the p in in the vtion, designed to open or close the supply pipe, wall'in which the casing is set, said closing mem- The front face of the casing is closed by two 6 being PTOVid-Bd'With a ht Op n telescoping. sleeves or caps 6 aiid'l, The cap or I ing member the Central Op Sleeves D sleeve 6 fits loosely in the casing 2 and is closed 'J' from the Closing members ihtopthe Ca at its outer end except for a central opening 8 and provided in their sides with a plurality of thev wall off which flares. .An annular flanges small openings, and means remote fromthe open projects from the side of the sleeve 6 in a plane side of the casing for moving the closing members with the closed end and when the sleeve 6 is in and sleeves towards and fro'm'the casingto proclosing position rests against the surrounding vide-an escape for the subduing agent. 1 edge of the casing 2 in a depression in thewall 2. Subduing means for penal institutionseornso that the outer face of the closed end or" the prisil'ig'a casing having-an open side and adapted sleeve is flush with a face or" the wall The to be set'into a wall with the open side approximately flush with a face thereof, means for supplying the casing with a subduing agent, a closing member for the casing and the opening in the Wall in which the casing is set and provided with a central opening, a second closing member for the central opening, operating means remote from the open side of the casing connected with the second closing member, and cooperating stop means associated with the closing members to cause them to move in unison and admit of an independent limited movement. a v

3. Distributing means of the character specified comprising a casing having an open side,

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